<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>databaseAccess</title>
</head>
<body>
    <div id="status"></div>
    <script>
        let res='';
        try {
            if(openDatabase){
                res = 'openDatabase';
            }
        } catch(e) {
            console.log("err:"+e)
            res = 'openDatabase is undefined';
        } 
        function getDataResult() {
            return res
        }
    </script>
</body>
</html>